A thin, circular, metallic or nonmetallic item with a flat or prebulged cross-sectional shape, designed to rupture at a predetermined pressure to prevent damage to hydraulic or pneumatic systems, or the like. It may include multiple pieces, such as a retainer ring, disk and vacuum support. It can be used independently or as a component part of a head, safety, pressure relief. For items furnished with a holder, see head and disk, safety, pressure relief. For items without a rupture pressure rating, see disk, solid, plain. Excludes diaphragm, valve, flat; diaphragm, valve, special shaped; disk, valve; and insulator, disk.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 6105-00-871-3868
NSN 5920-00-700-2942
NSN 5990-00-428-1895
NSN 6610-00-202-5481
NSN 5945-01-576-8492
NSN 6685-01-090-1203
NSN 5975-00-252-2777
NSN 5965-01-058-6285
NSN 5945-01-223-6334
NSN 5915-00-929-2533
NSN 5950-00-132-3048
NSN 6135-01-056-4609